EP4071817A4 - IMAGING DEVICE, METHOD FOR MAKING IT, AND ELECTRONIC APPARATUS - Google Patents

IMAGING DEVICE, METHOD FOR MAKING IT, AND ELECTRONIC APPARATUS Download PDF

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Publication number
EP4071817A4
EP4071817A4 EP20895193.9A EP20895193A EP4071817A4 EP 4071817 A4 EP4071817 A4 EP 4071817A4 EP 20895193 A EP20895193 A EP 20895193A EP 4071817 A4 EP4071817 A4 EP 4071817A4
Authority
EP
European Patent Office
Prior art keywords
making
imaging device
electronic apparatus
electronic
imaging
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20895193.9A
Other languages
German (de)
French (fr)
Other versions
EP4071817A1 (en
Inventor
Nao Yoshimoto
Yuki Miyanami
Shigehiro IKEHARA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Semiconductor Solutions Corp
Original Assignee
Sony Semiconductor Solutions Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Semiconductor Solutions Corp filed Critical Sony Semiconductor Solutions Corp
Publication of EP4071817A1 publication Critical patent/EP4071817A1/en
Publication of EP4071817A4 publication Critical patent/EP4071817A4/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/805—Coatings
    • H10F39/8057—Optical shielding
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
    • H10F39/024—Manufacture or treatment of image sensors covered by group H10F39/12 of coatings or optical elements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/10—Integrated devices
    • H10F39/12—Image sensors
    • H10F39/199—Back-illuminated image sensors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/802—Geometry or disposition of elements in pixels, e.g. address-lines or gate electrodes
    • H10F39/8027—Geometry of the photosensitive area
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/803—Pixels having integrated switching, control, storage or amplification elements
    • H10F39/8033—Photosensitive area
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/803—Pixels having integrated switching, control, storage or amplification elements
    • H10F39/8037—Pixels having integrated switching, control, storage or amplification elements the integrated elements comprising a transistor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/807—Pixel isolation structures
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
    • H10F39/014—Manufacture or treatment of image sensors covered by group H10F39/12 of CMOS image sensors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/10—Integrated devices
    • H10F39/12—Image sensors
    • H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/10—Integrated devices
    • H10F39/12—Image sensors
    • H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
    • H10F39/186—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors having arrangements for blooming suppression
    • H10F39/1865—Overflow drain structures
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/802—Geometry or disposition of elements in pixels, e.g. address-lines or gate electrodes
    • H10F39/8023—Disposition of the elements in pixels, e.g. smaller elements in the centre of the imager compared to larger elements at the periphery
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/809—Constructional details of image sensors of hybrid image sensors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/811—Interconnections
EP20895193.9A 2019-12-02 2020-12-01 IMAGING DEVICE, METHOD FOR MAKING IT, AND ELECTRONIC APPARATUS Pending EP4071817A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019218336 2019-12-02
PCT/JP2020/044739 WO2021112098A1 (en) 2019-12-02 2020-12-01 Imaging device, method for manufacturing same, and electronic apparatus

Publications (2)

Publication Number Publication Date
EP4071817A1 EP4071817A1 (en) 2022-10-12
EP4071817A4 true EP4071817A4 (en) 2023-01-04

Family

ID=76221680

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20895193.9A Pending EP4071817A4 (en) 2019-12-02 2020-12-01 IMAGING DEVICE, METHOD FOR MAKING IT, AND ELECTRONIC APPARATUS

Country Status (6)

Country Link
US (1) US12317623B2 (en)
EP (1) EP4071817A4 (en)
JP (1) JPWO2021112098A1 (en)
CN (1) CN114730777B (en)
TW (1) TWI865665B (en)
WO (1) WO2021112098A1 (en)

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JPWO2023021787A1 (en) * 2021-08-16 2023-02-23
JP2023064967A (en) * 2021-10-27 2023-05-12 ソニーセミコンダクタソリューションズ株式会社 Solid-state imaging device
US20250040278A1 (en) * 2021-12-13 2025-01-30 Sony Semiconductor Solutions Corporation Solid-state imaging element and electronic device
CN118648115A (en) * 2022-03-03 2024-09-13 索尼半导体解决方案公司 Solid-state imaging device and method for manufacturing the same
JP2025016041A (en) * 2023-07-21 2025-01-31 ソニーセミコンダクタソリューションズ株式会社 Light detection device
WO2025142948A1 (en) * 2023-12-25 2025-07-03 ソニーセミコンダクタソリューションズ株式会社 Light detection apparatus and electronic device

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Also Published As

Publication number Publication date
US12317623B2 (en) 2025-05-27
TW202133410A (en) 2021-09-01
CN114730777B (en) 2025-06-13
US20230005978A1 (en) 2023-01-05
JPWO2021112098A1 (en) 2021-06-10
WO2021112098A1 (en) 2021-06-10
TWI865665B (en) 2024-12-11
CN114730777A (en) 2022-07-08
EP4071817A1 (en) 2022-10-12

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